50550549999971 has 16 divisors (see below), whose sum is σ = 57840643361280. Its totient is φ = 43277605525440.

The previous prime is 50550549999967. The next prime is 50550550000043. The reversal of 50550549999971 is 17999994505505.

It is a cyclic number.

It is not a de Polignac number, because 50550549999971 - 2² = 50550549999967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50550549999892 and 50550549999901.

It is not an unprimeable number, because it can be changed into a prime (50555549999971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 396078650 + ... + 396206256.

It is an arithmetic number, because the mean of its divisors is an integer number (3615040210080).

Almost surely, 2^{50550549999971} is an apocalyptic number.

50550549999971 is a deficient number, since it is larger than the sum of its proper divisors (7290093361309).

50550549999971 is a wasteful number, since it uses less digits than its factorization.

50550549999971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194354.

The product of its (nonzero) digits is 1033357500, while the sum is 77.

The spelling of 50550549999971 in words is "fifty trillion, five hundred fifty billion, five hundred forty-nine million, nine hundred ninety-nine thousand, nine hundred seventy-one".